70-527: A Golden Dragon is a popular motif that is mostly associated with Chinese culture, but can also be found in Western cultures, it can refer to several items: Asian arowana , also known as the golden dragon fish Der goldene Drache , an opera by Péter Eötvös Domain of the Golden Dragon , an unofficial United States Navy certificate given for crossing of
140-707: A fish farm for at least two generations. The first of these farms was in Indonesia . Later, the Singapore government 's Agri-food and Veterinary Authority (then called the Primary Production Department) and a local fish exporter collaborated in a captive breeding program. Asian arowanas legally certified by CITES for trade became available from this program in 1994. Captive-bred arowanas that are legal for trade under CITES are documented in two ways. First, fish farms provide each buyer with
210-566: A certificate of authenticity and a birth certificate. Second, each specimen receives an implanted microchip , called a passive integrated transponder, which identifies individual animals. Genetic fingerprinting has been used to assess the genetic diversity of a captive population at a Singapore fish farm to improve the management of this species. DNA markers that distinguish among different strains and between sexes have been identified, allowing aquaculturists to identify these characteristics in immature animals. According to author Emily Voigt,
280-483: A diminution in value for their land after finding an endangered animal on it. They have allegedly opted to kill and bury the animals or destroy habitat silently. Thus removing the problem from their land, but at the same time further reducing the population of an endangered species. The effectiveness of the ESA– which coined the term "endangered species"– has been questioned by business advocacy groups and their publications but
350-410: A distinctive mosaic pattern of raised ribs. The lateral scales are arranged in horizontal rows numbered from the most ventral (first level) to the most dorsal (fifth level), with dorsal scales designated the sixth level. Asian arowanas are distinguished from Australian congenerics Scleropages jardinii and Scleropages leichardti by having fewer (21–26) lateral line scales (versus 32–36 for
420-517: A large extent in the future. Endangered species are addressed through Canada's Species at Risk Act . A species is deemed threatened or endangered when it is on the verge of extinction or extirpation . Once a species is deemed threatened or endangered, the Act requires that a recovery plan to be developed that indicates how to stop or reverse the species' population decline. As of 2021, the Committee on
490-527: A last resort effort. SSP Programs regularly participate in species recovery, veterinary care for wildlife disease outbreaks, and some other wildlife conservation efforts. The AZA's Species Survival Plan also has breeding and transfer programs, both within and outside of AZA – certified zoos and aquariums. Some animals that are part of SSP programs are giant pandas , lowland gorillas, and California condors . Whereas poaching substantially reduces endangered animal populations, legal, for-profit, private farming does
560-579: A monster in the game Dungeons & Dragons Gulden Draak , a Dutch ale King Long , a China-based manufacturer of buses and light vans, known as Jīnlóng Kèchē (金龙客车) lit. “Golden Dragon Bus” in Chinese Higer Bus , also known as Sūzhōu Jīnlóng (苏州金龙) in Chinese Dave Morris (writer)#Golden Dragon series Nanjing Golden Dragon Bus - Nanjing, China based manufacturer of buses and light vans Topics referred to by
630-429: A number of names specific to the different color varieties. Native to Southeast Asia , Asian arowanas inhabit blackwater rivers , slow-moving waters flowing through forested swamps and wetlands . Adults feed on other fish, while juveniles feed on insects . These popular aquarium fish have special cultural significance in areas influenced by Chinese culture . The name 'dragonfish' stems from their resemblance to
700-408: A profit. So many owners are keeping them secure. The private sector has been key to helping our work." Conservation experts view the effect of China's turtle farming on the wild turtle populations of China and South-Eastern Asia – many of which are endangered– as "poorly understood". Although they commend the gradual replacement of turtles caught wild with farm-raised turtles in the marketplace–
770-601: A reduced gene pool and reduce resistance . In 1981, the Association of Zoos and Aquariums (AZA) created a Species Survival Plan (SSP) to help preserve specific endangered and threatened species through captive breeding. With over 450 SSP Plans, some endangered species are covered by the AZA with plans to cover population management goals and recommendations for breeding for a diverse and healthy population, created by Taxon Advisory Groups. These programs are commonly created as
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#1732772494728840-783: A reduction in whaling and increase population sizes. The actions include prohibiting all whaling in United States waters, the formation of the CITES treaty which protects all whales, along with the formation of the International Whaling Commission (IWC). But even though all of these movements have been put in place, countries such as Japan continue to hunt and harvest whales under the claim of "scientific purposes". Over-hunting, climatic change and habitat loss leads in landing species in endangered species list. It could mean that extinction rates could increase to
910-424: A single color strain, contradicting the findings. They are considered monotypic , consisting of closely related haplotypes . Asian arowanas grow up to 90 cm (35 in) total length . Like all Scleropages , Asian arowanas have long bodies; large, elongated pectoral fins , dorsal and anal fins located far back on the body; and a much larger caudal fin than that of their South American relative,
980-474: A species more desirable for collectors and poachers. This effect is potentially reducible, such as in China where commercially farmed turtles may be reducing some of the pressure to poach endangered species. Another problem with the listing species is its effect of inciting the use of the "shoot, shovel, and shut-up" method of clearing endangered species from an area of land. Some landowners currently may perceive
1050-435: A species on the endangered species list and rules for removing a species from the list once its population has recovered. Whether restrictions on land development constitute a "taking" of land by the government; the related question of whether private landowners should be compensated for the loss of uses of their areas; and obtaining reasonable exceptions to protection laws. Also lobbying from hunters and various industries like
1120-624: A temperature of 24–30 °C (75–86 °F). Asian arowanas are carnivorous and should be fed a high-quality diet of meaty food, such as shrimp and crickets . They are surface feeders and prefer to take food in the upper parts of the water column. Aquarists recommend live foods and meaty prepared foods. Examples of appropriate live foods include scorpions , centipedes , mealworms , crickets , shrimps , feeder fish , small frogs , and earthworms . Prepared foods include prawns (shrimp), lean pork, frozen fish food, and pelleted food. Some captive arowanas are fed Koi fry in an attempt to increase
1190-540: Is a critical habitat for many endangered and watched species, as well as many migratory birds. Due to environmental shifts from climate change and the addition of agriculture in the surrounding plains, the system has become almost irreparably damaged. The warming temperatures has caused mass evaporation, leaving the Sea much more saline and with much more exposed playa. This not only damages air quality but also has caused fish kills to accumulate as shown pictured below. This has made
1260-438: Is a significant cause in causing some species to become endangered. The conservation status of a species indicates the likelihood that it will become extinct . Multiple factors are considered when assessing the status of a species; e.g., such statistics as the number remaining, the overall increase or decrease in the population over time, breeding success rates, or known threats. The IUCN Red List of Threatened Species
1330-586: Is an example of an endangered subspecies protected under the ESA. The US Fish and Wildlife Service , as well as the National Marine Fisheries Service are held responsible for classifying and protecting endangered species. They are also responsible for adding a particular species to the list, which can be a long, controversial process. Some endangered species laws are controversial. Typical areas of controversy include criteria for placing
1400-529: Is asserted to be one of the leading causes of animal endangerment. According to the US National Park Service : If we can sufficiently reduce greenhouse gas emissions, many of them will still have a chance to survive and recover. NASA scientist James Hanson has warned that in order to maintain a climate similar to that under which human civilization developed and similar to that which so many organisms are adapted, we need to quickly reduce
1470-517: Is at risk of extinction due to climate change if no action is taken. The phenomenon of species shifting their ranges in response to changing climates, finding new or shrinking habitats, illustrates the direct impact of global warming on biodiversity. Another major concern is rising ocean acidity caused from excess CO 2 in the atmosphere. This creates acidic conditions in the ocean which creates an inhospitable environment for fish, plants, and other keystone species such as coral reefs For example
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#17327724947281540-720: Is controlled under the Convention on the International Trade in Endangered Species of Wild Flora and Fauna (CITES), under which it was placed on Appendix I, the most restrictive category, in 1975. S. formosus is one of only eight fish species listed on Appendix I. A number of registered CITES breeders are in Asia, and the specimens they produce can be imported into several nations. Other nations restrict or prohibit possession of Asian arowanas; for example,
1610-763: Is data from the United States that shows a correlation between human populations and threatened and endangered species. Using species data from the Database on the Economics and Management of Endangered Species database and the period that the Endangered Species Act (ESA) has been in existence, 1970 to 1997, a table was created that suggests a positive relationship between human activity and species endangerment. Carbon dioxide in Earth's atmosphere
1680-542: Is different from Wikidata All article disambiguation pages All disambiguation pages Asian arowana The Asian arowana ( Scleropages formosus ) comprises several phenotypic varieties of freshwater fish distributed geographically across Southeast Asia. While most consider the different varieties to belong to a single species, work by Pouyaud et al. (2003) differentiates these varieties into multiple species . They have several other common names, including Asian bonytongue , dragonfish , and
1750-440: Is likely a greater threat than aquarium collecting. Additionally, considering the current confusion as to number of species, as well as the wide distribution, conservation status should be reconsidered. All strains are probably endangered, but some (notably the super red and red-tailed golden) more critically than others. The Asian arowana's high value as aquarium fish has impacted its conservation. Its popularity has soared since
1820-405: Is nevertheless widely recognized by wildlife scientists who work with the species as an effective recovery tool. Nineteen species have been delisted and recovered and 93% of listed species in the northeastern United States have a recovering or stable population. Currently, 1,556 endangered species are under protection by government law. This approximation, however, does not take into consideration
1890-588: Is one of the biggest endangerment drivers in Brazil, has become a challenge. Brazil has a broad legal system meant to protect the environment, including its Constitution , as well as several federal, state and local government agencies tasked with protecting the fauna and flora , fining individuals or companies linked to environmental crimes and confiscating illegally taken wildlife. Though such agencies can collect their data, each system operates relatively on its own when it comes to wildlife trafficking. However, both
1960-432: Is that while water is a place where chi gathers, it is naturally a source of yin energy and must contain an "auspicious" fish such as an arowana to have balancing yang energy. Another is that a fish can preserve its owner from death by dying itself. Asian arowanas are listed as endangered by the current IUCN Red List , with the most recent evaluation taking place in 2019. International trade in these fishes
2030-608: Is the best-known worldwide conservation status listing and ranking system. Over 50% of the world's species are estimated to be at risk of extinction, but the frontier between categories such as 'endangered', 'rare', or 'locally extinct' species is often difficult to draw given the general paucity of data on most of these species. This is notably the case in the world Ocean where endangered species not seen for decades may go extinct unnoticed. Internationally, 195 countries have signed an accord to create Biodiversity Action Plans that will protect endangered and other threatened species. In
2100-540: The Chinese dragon . This popularity has had both positive and negative effects on their status as endangered species . Like all members of the Osteoglossidae , Asian arowanas are highly adapted to fresh water and are incapable of surviving in the ocean . Therefore, their spread throughout the islands of Southeast Asia suggests they diverged from other osteoglossids before the continental breakup of Pangaea
2170-654: The Emperor Penguins , which rely on Antarctic sea ice for breeding, shelter, and food. The melting of ice sheets poses a direct threat to their survival. Similarly, the Mount Rainier white-tailed ptarmigan , adapted to alpine mountaintops, faces habitat loss due to climate changes in snowfall patterns and rising temperatures. Another example is in the case of the Salton Sea in California. This area
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2240-683: The United States has listed this species under the Endangered Species Act , so it cannot be kept in that country without a permit. Declining habitat is a major threat. For example, Asian arowanas are now uncommon in the Malay Peninsula , where they were once widely distributed, due to environmental destruction. Inclusion in the IUCN Red List was originally based not on biological reasons but on practical ones: though widely distributed throughout southeast Asia, they have been harvested heavily by aquarium collectors. However, habitat loss
2310-491: The petroleum industry , construction industry, and logging , has been an obstacle in establishing endangered species laws. The Bush administration lifted a policy that required federal officials to consult a wildlife expert before taking actions that could damage endangered species. Under the Obama administration , this policy was reinstated. Being listed as an endangered species can have negative effect since it could make
2380-401: The silver arowana , Osteoglossum bicirrhosum . The mouth is oblique with a very wide gape. The prominent lower jaw has two barbels at its tip. The gill rakers are stout. Asian arowanas bear teeth on many bones of the mouth, including the jaws, vomer, palatines, pterygoids, parasphenoid, and tongue. Asian arowana scales are large, cycloid , and, in some varieties, metallic-coloured, with
2450-595: The 180th Meridian (International Date Line) Golden Dragon (company) , a China -based manufacturer of buses and light vans Golden Dragon F.C. , a football club in Sierra Leone Golden Dragon massacre , a crime at a restaurant called "Golden Dragon" in San Francisco Golden Dragon Restaurant (San Francisco) Golden Dragon, Silver Snake , a kung-fu film Gold dragon ( Dungeons & Dragons ) ,
2520-677: The Asian arowana sector was estimated at over US$ 200 million globally. Possession of Scleropages formosus by private citizens is prohibited in Florida and New Mexico . Endangered species An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss , poaching , invasive species , and climate change . The International Union for Conservation of Nature (IUCN) Red List lists
2590-509: The Australian species), longer pectoral and pelvic fins, and a longer anterior snout. Green arowanas are dark green on the back, silvery or golden green on its sides, and silvery or whitish on the ventral surface, with dark greenish or bluish patches visible through the lateral scales. In mature fish, the top of the eye and the head behind the eye are bright emerald. Both grey-tailed and yellow-tailed silver Asian arowanas are dark grey on
2660-520: The IUCN Red List listed 3,079 animal and 2,655 plant species as endangered (EN) worldwide. Brazil is one of the most biodiverse countries in the world, if not the most. It houses not only the Amazon forest but the Atlantic forest , the savanna-like Cerrado among other biomes . Due to the high density of some of its well-preserved rainforests, wildlife trafficking , which along with deforestation
2730-1003: The Status of Endangered Wildlife In Canada has assessed 369 species as being endangered in Canada. The World Wide Fund-India raises concern in the longevity of the following animal species: the Red Panda , the Bengal Tiger , the Ganges River Dolphin , the Asian Elephant . India signed the Wildlife Protection Act and the also joined the Convention on the International Trade in 1976, to prevent poaching from harming its wildlife. The introduction of non-indigenous species to an area can disrupt
2800-569: The United States' known animals, fungi and plants are near extinction. This total is substantially more than the number of species protected in the United States under the Endangered Species Act. Ever since humankind began hunting to preserve itself, over-hunting and fishing have been a large and dangerous problem. Of all the species who became extinct due to interference from humankind, the dodo , passenger pigeon , great auk , Tasmanian tiger and Steller's sea cow are some of
2870-560: The United States, such plans are usually called Species Recovery Plans . Though labeled a list, the IUCN Red List is a system of assessing the global conservation status of species that includes "Data Deficient" (DD) species – species for which more data and assessment is required before their situation may be determined – as well species comprehensively assessed by the IUCN's species assessment process. The species under
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2940-638: The agencies and the NGO 's working in Brazil agree that the birds account for about 80% of trafficked species in the country. The relation between wildlife smuggling, other environment crimes under the Brazilian law such as deforestation , and endangered species is particularly intricate and troubling since the rarer the animal or plant gets the most targeted and valuable they become in the black market , which leads to more endangered species in its turn. Additionally, some environment experts and scientists point to
3010-461: The arowana has been cause for kidnappings, canings and even murder. Because they can grow up to 90 cm (35 in) long, Asian arowanas require large aquaria. They are territorial and may be kept with other Scleropages only in a very large aquarium, provided all fish are of similar size. Like other arowanas , they need a tight-fitting cover to prevent escape. The water should be well-filtered, soft , and slightly acidic , and maintained at
3080-405: The back and silver on the sides, with dark ring patches on the lateral scales and a silvery or whitish belly. In yellow-tailed specimens, the fin membranes are yellowish with dark-grey rays. In grey-tailed specimens, the fins are uniformly dark grey. Mature red-tailed golden arowanas have brilliant metallic gold lateral scales, gill covers , bellies, and pectoral and pelvic fin membranes, although
3150-427: The back is dark. In juveniles, the areas destined to develop golden colour start out metallic silver. The anal fin and the bottom portion of the caudal fin are light brown to dark red. Mature gold crossback arowanas are distinguished from the red-tailed golden arowanas by having metallic gold crossing the back completely. This variety also lacks the reddish fins of the red-tailed golden. In mature super red arowanas,
3220-403: The carbon dioxide in our atmosphere to 350 parts per million (ppm). Before the industrial revolution, atmospheric carbon dioxide levels rarely rose above 280 ppm; during the 2014 calendar year, carbon dioxide levels fluctuated between 395 and 402 ppm. Under the Endangered Species Act of 1973 in the United States, species may be listed as "endangered" or "threatened". "The Salt Creek tiger beetle"
3290-410: The current condition of species, their genetic variation, and how changes in their environment may affect their survival. The International Union for Conservation of Nature (IUCN) reports that the approximately 1°C rise in mean global temperature due to human activities is causing serious impacts on species, including changes in abundance, genetic composition, behavior, and survival. The IUCN stresses
3360-422: The disbanding of environment agencies and the repeal of laws in Brazil under the presidency of Jair Bolsonaro as one of the reasons behind a surge in the number of endangered species. In one occasion during his presidency some fines totaling US$ 3.1 billion on environment criminals were revoked and at least one fine (related to illegal fishing ) imposed on Bolsonaro himself was cancelled and the agent who fined him
3430-401: The ecosystem to such an extent that native species become endangered. Such introductions may be termed alien or invasive species. In some cases, the invasive species compete with the native species for food or prey on the natives. In other cases, a stable ecological balance may be upset by predation or other causes leading to unexpected species decline. New species may also carry diseases to which
3500-484: The eggs are fertilized, the Asian arowana exhibits great parental care with paternal mouthbrooding . Both the fertilized eggs and larvae are brooded within the male's mouth. They spend the day in the protection of Pandanus roots or other structures, and feed at night. It is normally seen alone or in small groups. Asian arowanas are considered to be symbols of good luck and prosperity, especially by those from Continental Asian cultures . This reputation derives from
3570-415: The gill covers, lateral scales, and fin membranes of these fishes are metallic red, with the exact hue varying from gold-tinged to deep red. The back is dark brown. In juveniles, the darker the dorsal colouration, the deeper the red will be on maturity. Unlike most fish, the Asian arowana reaches sexual maturity relatively late, after 3–4 yr. The females produce few eggs, 30–100, which are quite large. After
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#17327724947283640-439: The global conservation status of many species, and various other agencies assess the status of species within particular areas. Many nations have laws that protect conservation-reliant species which, for example, forbid hunting , restrict land development , or create protected areas . Some endangered species are the target of extensive conservation efforts such as captive breeding and habitat restoration . Human activity
3710-531: The importance of environmental policies aimed at reducing CO 2 emissions to lessen the impact of climate change on species. Tools like the IUCN Red List and guidelines for assessing species' vulnerability to climate change are vital for conservation efforts. In addition, climate change can lead to species decreasing in areas where they once thrived, by being forced to migrate or even going extinct from inhospitable conditions, invasive species, and fragmentation. A study cited by WWF found that one in six species
3780-578: The index include: mammals, birds, amphibians, cycads, and corals. Those species of " Near Threatened " (NT) and " Least Concern " (LC) status have been assessed and found to have relatively robust and healthy populations, though these may be in decline. Unlike their more general use elsewhere, the List uses the terms "endangered species" and "threatened species" with particular meanings: "Endangered" (EN) species lie between " Vulnerable " (VU) and " Critically Endangered " (CR) species. In 2012,
3850-405: The late 1970s, and hobbyists may pay thousands of U.S. dollars for one of these animals. Certain color varieties are more endangered than others, since the red and gold varieties are both less common, and in higher demand in the aquarium trade. Beginning in 1989, CITES began allowing Asian arowanas to be traded, provided certain criteria were met, most notably that they were bred in captivity on
3920-403: The more well known examples; with the bald eagle , grizzly bear , American bison , Eastern timber wolf and sea turtle having been poached to near-extinction. Many began as food sources seen as necessary for survival but became the target of sport. However, due to major efforts to prevent extinction, the bald eagle, or Haliaeetus leucocephalus is now under the category of Least Concern on
3990-525: The native species have no exposure or resistance. The World Wildlife Fund (WWF) emphasizes that our planet is warming at a rate faster than any time in the past 10,000 years, necessitating species to adapt to new climate patterns, such as variations in rainfall and longer, warmer summers. For example, the U.S. Fish & Wildlife Service highlighted efforts to understand and mitigate the impact of climate change on species through scientific research, modeling, and conservation actions. This includes evaluating
4060-474: The oldest known such instances of captive mating being attributed to menageries of European and Asian rulers, an example being the Père David's deer . However, captive breeding techniques are usually difficult to implement for such highly mobile species as some migratory birds (e.g. cranes) and fishes (e.g. hilsa ). Additionally, if the captive breeding population is too small, then inbreeding may occur due to
4130-528: The opposite. It has substantially increased the populations of the southern black rhinoceros and southern white rhinoceros . Richard Emslie, a scientific officer at the IUCN, said of such programs, "Effective law enforcement has become much easier now that the animals are largely privately owned... We have been able to bring local communities into conservation programs. There are increasingly strong economic incentives attached to looking after rhinos rather than simply poaching: from Eco-tourism or selling them on for
4200-627: The percentage of farm-raised individuals in the "visible" trade grew from around 30% in 2000 to around 70% in 2007 – they worry that many wild animals are caught to provide farmers with breeding stock. The conservation expert Peter Paul van Dijk noted that turtle farmers often believe that animals caught wild are superior breeding stock. Turtle farmers may, therefore, seek and catch the last remaining wild specimens of some endangered turtle species. In 2015, researchers in Australia managed to coax southern bluefin tuna to breed in landlocked tanks, raising
4270-482: The red list. A present-day example of the over-hunting of a species can be seen in the oceans as populations of certain whales have been greatly reduced. Large whales like the blue whale , bowhead whale , finback whale , gray whale , sperm whale , and humpback whale are some of the eight whales which are currently still included on the Endangered Species List. Actions have been taken to attempt
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#17327724947284340-423: The same term [REDACTED] This disambiguation page lists articles associated with the title Golden Dragon . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Golden_Dragon&oldid=1188343590 " Category : Disambiguation pages Hidden categories: Short description
4410-409: The species threatened with endangerment that are not included under the protection of laws like the Endangered Species Act. According to NatureServe's global conservation status , approximately thirteen percent of vertebrates (excluding marine fish), seventeen percent of vascular plants, and six to eighteen percent of fungi are considered imperiled. Thus, in total, between seven and eighteen percent of
4480-492: The species' resemblance to the Chinese dragon , considered an auspicious symbol in Chinese mythology. The large metallic scales and double barbels are features shared by the Chinese dragon, and the large pectoral fins are said to make the fish resemble "a dragon in full flight." In Taoist divination, positive feng shui associations with water and the colours red and gold make these fishes popular for aquaria. One belief
4550-486: The system inhospitable to the birds and endangered species relying upon it Captive breeding is the process of breeding rare or endangered species in human controlled environments with restricted settings, such as wildlife reserves, zoos, and other conservation facilities. Captive breeding is meant to save species from extinction and so stabilise the population of the species that it will not disappear. This technique has worked for many species for some time, with probably
4620-468: The vibrancy of their natural coloration. There are over 150 CITES-registered Asian arowana farms in Singapore, Malaysia, Indonesia and other Southeast Asia countries, producing Asian arowana for commercial purposes. But the actual number of Asian arowana farms in the world could be much higher than that, and probably over 350, of which most may not be registered in CITES yet. The total annual revenue of
4690-410: Was demoted . In the past, Brazil has successfully saved the endemic golden lion tamarin from extinction . Massive campaigns to raise awareness among people by NGO's and governments, which included printing depictions of the golden lion tamarin in the 20 reais Brazilian banknotes (still in circulation), are credited with getting the species out of the critically endangered animals list. There
4760-421: Was based on both morphometrics and a phylogenetic analysis using the cytochrome b gene, and includes these species: The majority of researchers dispute this reclassification, arguing that the published data was insufficient to justify recognizing more than one Southeast Asian species of Scleropages , and that divergent haplotypes used to distinguish the color strains into isolated species were found within
4830-749: Was complete. Genetic studies have confirmed this hypothesis, showing the ancestor of the Asian arowanas diverged from the ancestor of the Australian arowanas, S. jardinii and S. leichardti , about 140 million years ago, during the Early Cretaceous period. This divergence took place in the eastern margin of Gondwanaland , with the ancestors of Asian arowanas carried on the Indian subcontinent or smaller landmasses into Asia. The morphological similarity of all Scleropages species shows little evolutionary change has taken place recently for these ancient fish. The first description of this species
4900-524: Was published in 1840 by German naturalists Salomon Müller and Hermann Schlegel , under the name Osteoglossum formosum , although later this species was placed in Scleropages with the name S. formosus . Several distinct, naturally occurring colour varieties are recognised as haplotypes , each found in a specific geographic region. They include: In 2003, a study proposed splitting S. formosus into four separate species. This classification
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